import org.apache.commons.io.IOUtils;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.URLEncoder;

/**
 * Created by dllo on 18/5/10.
 */
@WebServlet(name = "DownServlet",urlPatterns = "/down")
public class DownServlet extends HttpServlet {
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setCharacterEncoding("utf-8");
        String filename ="作业.zip";
        //把汉字转成url编码
        filename = URLEncoder.encode(filename,"utf8");


        response.setHeader("Content-Disposition", "attachment;filename="+filename);
        InputStream is = getServletContext().getResourceAsStream("files/纸短情长.mp3");
        response.getOutputStream().write(IOUtils.toByteArray(is));

    }
}
